diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9997d4ce..55677084e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,20 +99,6 @@ endmacro (tests_hook)
 # all setup common to the OPM library modules is done here
 include (OpmLibMain)
 
-# download Eigen if user doesn't have the correct version
-if (NOT EIGEN3_FOUND)
-	message (STATUS "Downloading Eigen3")
-	include (ExternalProject)
-	externalProject_Add (Eigen3
-		GIT_REPOSITORY git://github.com/OPM/eigen3
-		UPDATE_COMMAND git checkout 9e788db99d73f3199ade74bfda8d9f73fdfbbe4c
-		CMAKE_ARGS -Wno-dev -DEIGEN_TEST_NO_OPENGL=1 -DEIGEN_BUILD_PKGCONFIG=0 -DCMAKE_INSTALL_PREFIX=${CMAKE_BINARY_DIR}/eigen3-installed
-		)
-
-	include_directories (${CMAKE_BINARY_DIR}/eigen3-installed/include/eigen3)
-	add_dependencies (opmsimulators Eigen3)
-endif (NOT EIGEN3_FOUND)
-
 if (HAVE_OPM_TESTS)
     include (${CMAKE_CURRENT_SOURCE_DIR}/compareECLFiles.cmake)
 endif()
diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index cbcf7da45..1bea4eed9 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -25,26 +25,15 @@
 list (APPEND MAIN_SOURCE_FILES
   opm/autodiff/Compat.cpp
   opm/autodiff/ExtractParallelGridInformationToISTL.cpp
-  opm/autodiff/NewtonIterationBlackoilInterleaved.cpp
-  opm/autodiff/NewtonIterationUtilities.cpp
-  opm/autodiff/GridHelpers.cpp
   opm/autodiff/moduleVersion.cpp
-  opm/autodiff/BlackoilPropsAdFromDeck.cpp
-  opm/autodiff/BlackoilModelParameters.cpp
-  opm/autodiff/WellDensitySegmented.cpp
-  opm/autodiff/LinearisedBlackoilResidual.cpp
   opm/autodiff/MPIUtilities.cpp
   opm/autodiff/VFPProdProperties.cpp
-  opm/autodiff/VFPProdPropertiesLegacy.cpp
   opm/autodiff/VFPInjProperties.cpp
-  opm/autodiff/VFPInjPropertiesLegacy.cpp
   opm/autodiff/MissingFeatures.cpp
   opm/core/props/rock/RockFromDeck.cpp
   opm/core/props/satfunc/RelpermDiagnostics.cpp
-  opm/core/props/satfunc/SaturationPropsFromDeck.cpp
   opm/core/simulator/BlackoilState.cpp
   opm/core/simulator/SimulatorReport.cpp
-  opm/core/utility/Event.cpp
   opm/core/wells/InjectionSpecification.cpp
   opm/core/wells/ProductionSpecification.cpp
   opm/core/wells/WellCollection.cpp
@@ -60,34 +49,20 @@ list (APPEND MAIN_SOURCE_FILES
   opm/simulators/timestepping/gatherConvergenceReport.cpp
   )
 
-if(PETSc_FOUND)
-  list(APPEND MAIN_SOURCE_FILES opm/core/linalg/LinearSolverPetsc.cpp)
-endif()
-
-
 # originally generated with the command:
 # find tests -name '*.cpp' -a ! -wholename '*/not-unit/*' -printf '\t%p\n' | sort
 list (APPEND TEST_SOURCE_FILES
-  tests/test_autodiffhelpers.cpp
-  tests/test_autodiffmatrix.cpp
   tests/test_blackoil_amg.cpp
-  tests/test_block.cpp
   tests/test_convergencereport.cpp
   tests/test_graphcoloring.cpp
-  tests/test_span.cpp
-  tests/test_syntax.cpp
-  tests/test_scalar_mult.cpp
   tests/test_vfpproperties.cpp
   tests/test_milu.cpp
   tests/test_multmatrixtransposed.cpp
   tests/test_wellmodel.cpp
-#  tests/test_thresholdpressure.cpp
   tests/test_wellswitchlogger.cpp
   tests/test_timer.cpp
   tests/test_invert.cpp
-  tests/test_event.cpp
   tests/test_wells.cpp
-  tests/test_equil_legacy.cpp
   tests/test_blackoilstate.cpp
   tests/test_wellsmanager.cpp
   tests/test_wellcontrols.cpp
@@ -130,82 +105,38 @@ list (APPEND TEST_DATA_FILES
   )
 
 
-# originally generated with the command:
-# find tutorials examples -name '*.c*' -printf '\t%p\n' | sort
-list (APPEND EXAMPLE_SOURCE_FILES
-  examples/find_zero.cpp
-  )
-
 # originally generated with the command:
 # find opm -name '*.h*' -a ! -name '*-pch.hpp' -printf '\t%p\n' | sort
 list (APPEND PUBLIC_HEADER_FILES
-  opm/autodiff/AutoDiffBlock.hpp
-  opm/autodiff/AutoDiffHelpers.hpp
-  opm/autodiff/AutoDiffMatrix.hpp
-  opm/autodiff/AutoDiff.hpp
+  opm/autodiff/AquiferCarterTracy.hpp
   opm/autodiff/BlackoilAmg.hpp
   opm/autodiff/BlackoilDetails.hpp
-  opm/autodiff/BlackoilLegacyDetails.hpp
-  opm/autodiff/BlackoilModel.hpp
-  opm/autodiff/BlackoilModelBase.hpp
-  opm/autodiff/BlackoilModelBase_impl.hpp
-  opm/autodiff/BlackoilModelEnums.hpp
-  opm/autodiff/BlackoilModelParameters.hpp
   opm/autodiff/BlackoilModelParametersEbos.hpp
-  opm/autodiff/BlackoilPressureModel.hpp
-  opm/autodiff/BlackoilPropsAdFromDeck.hpp
+  opm/autodiff/BlackoilAquiferModel.hpp
+  opm/autodiff/BlackoilAquiferModel_impl.hpp
   opm/autodiff/Compat.hpp
   opm/autodiff/CPRPreconditioner.hpp
   opm/autodiff/createGlobalCellArray.hpp
-  opm/autodiff/DefaultBlackoilSolutionState.hpp
-  opm/autodiff/BlackoilSequentialModel.hpp
-  opm/autodiff/BlackoilReorderingTransportModel.hpp
-  opm/autodiff/BlackoilTransportModel.hpp
-  opm/autodiff/fastSparseOperations.hpp
-  opm/autodiff/DebugTimeReport.hpp
-  opm/autodiff/DuneMatrix.hpp
   opm/autodiff/ExtractParallelGridInformationToISTL.hpp
   opm/autodiff/FlowLinearSolverParameters.hpp
-  opm/autodiff/FlowMain.hpp
   opm/autodiff/FlowMainEbos.hpp
-  opm/autodiff/FlowMainSequential.hpp
-  opm/autodiff/GeoProps.hpp
   opm/autodiff/GraphColoring.hpp
-  opm/autodiff/GridHelpers.hpp
-  opm/autodiff/GridInit.hpp
-  opm/autodiff/ISTLSolver.hpp
   opm/autodiff/ISTLSolverEbos.hpp
   opm/autodiff/IterationReport.hpp
   opm/autodiff/moduleVersion.hpp
-  opm/autodiff/NewtonIterationBlackoilInterface.hpp
-  opm/autodiff/NewtonIterationBlackoilInterleaved.hpp
-  opm/autodiff/NewtonIterationUtilities.hpp
-  opm/autodiff/NonlinearSolver.hpp
-  opm/autodiff/NonlinearSolver_impl.hpp
   opm/autodiff/NonlinearSolverEbos.hpp
-  opm/autodiff/LinearisedBlackoilResidual.hpp
-  opm/autodiff/ParallelDebugOutput.hpp
   opm/autodiff/ParallelOverlappingILU0.hpp
   opm/autodiff/ParallelRestrictedAdditiveSchwarz.hpp
   opm/autodiff/RateConverter.hpp
-  opm/autodiff/RedistributeDataHandles.hpp
   opm/autodiff/SimFIBODetails.hpp
-  opm/autodiff/SimulatorBase.hpp
-  opm/autodiff/SimulatorBase_impl.hpp
   opm/autodiff/SimulatorFullyImplicitBlackoilEbos.hpp
-  opm/autodiff/SimulatorFullyImplicitBlackoil.hpp
-  opm/autodiff/SimulatorSequentialBlackoil.hpp
   opm/autodiff/WellConnectionAuxiliaryModule.hpp
-  opm/autodiff/WellDensitySegmented.hpp
   opm/autodiff/WellStateFullyImplicitBlackoil.hpp
-  opm/autodiff/ThreadHandle.hpp
   opm/autodiff/VFPProperties.hpp
   opm/autodiff/VFPHelpers.hpp
-  opm/autodiff/VFPProdProperties.hpp
   opm/autodiff/VFPInjProperties.hpp
+  opm/autodiff/VFPProdProperties.hpp
   opm/autodiff/WellHelpers.hpp
-  opm/autodiff/StandardWells.hpp
-  opm/autodiff/StandardWells_impl.hpp
   opm/autodiff/WellInterface.hpp
   opm/autodiff/WellInterface_impl.hpp
   opm/autodiff/StandardWell.hpp
@@ -216,41 +147,18 @@ list (APPEND PUBLIC_HEADER_FILES
   opm/autodiff/BlackoilWellModel.hpp
   opm/autodiff/BlackoilWellModel_impl.hpp
   opm/autodiff/MissingFeatures.hpp
-  opm/core/linalg/LinearSolverPetsc.hpp
   opm/core/linalg/ParallelIstlInformation.hpp
-  opm/core/pressure/legacy_well.h
-  opm/core/pressure/tpfa/compr_quant_general.h
-  opm/core/pressure/tpfa/compr_source.h
   opm/core/props/BlackoilPhases.hpp
   opm/core/props/BlackoilPropertiesInterface.hpp
-  opm/core/props/IncompPropertiesInterface.hpp
-  opm/core/props/IncompPropertiesShadow.hpp
-  opm/core/props/IncompPropertiesShadow_impl.hpp
   opm/core/props/phaseUsageFromDeck.hpp
-  opm/core/props/pvt/ThermalGasPvtWrapper.hpp
-  opm/core/props/pvt/ThermalOilPvtWrapper.hpp
-  opm/core/props/pvt/ThermalWaterPvtWrapper.hpp
   opm/core/props/rock/RockFromDeck.hpp
   opm/core/props/satfunc/RelpermDiagnostics.hpp
-  opm/core/props/satfunc/SaturationPropsInterface.hpp
   opm/core/props/satfunc/RelpermDiagnostics_impl.hpp
   opm/core/simulator/BlackoilState.hpp
   opm/core/simulator/BlackoilStateToFluidState.hpp
-  opm/core/simulator/EquilibrationHelpers.hpp
-  opm/core/simulator/ExplicitArraysFluidState.hpp
-  opm/core/simulator/ExplicitArraysSatDerivativesFluidState.hpp
   opm/core/simulator/SimulatorReport.hpp
   opm/core/simulator/WellState.hpp
-  opm/core/simulator/initState.hpp
-  opm/core/simulator/initStateEquil.hpp
-  opm/core/simulator/initStateEquil_impl.hpp
-  opm/core/simulator/initState_impl.hpp
-  opm/core/utility/DataMap.hpp
-  opm/core/utility/Event.hpp
-  opm/core/utility/Event_impl.hpp
   opm/core/utility/initHydroCarbonState.hpp
-  opm/core/utility/miscUtilities_impl.hpp
-  opm/core/utility/share_obj.hpp
   opm/core/well_controls.h
   opm/core/wells.h
   opm/core/wells/InjectionSpecification.hpp
@@ -260,18 +168,10 @@ list (APPEND PUBLIC_HEADER_FILES
   opm/core/wells/WellsManager.hpp
   opm/core/wells/DynamicListEconLimited.hpp
   opm/core/wells/WellsManager_impl.hpp
-  opm/polymer/GravityColumnSolverPolymer.hpp
-  opm/polymer/GravityColumnSolverPolymer_impl.hpp
-  opm/polymer/IncompPropertiesDefaultPolymer.hpp
   opm/polymer/PolymerBlackoilState.hpp
-  opm/polymer/SinglePointUpwindTwoPhasePolymer.hpp
-  opm/polymer/Point2D.hpp
   opm/simulators/ParallelFileMerger.hpp
-  opm/simulators/thresholdPressures.hpp
   opm/simulators/WellSwitchingLogger.hpp
   opm/simulators/timestepping/AdaptiveSimulatorTimer.hpp
-  opm/simulators/timestepping/AdaptiveTimeStepping.hpp
-  opm/simulators/timestepping/AdaptiveTimeStepping_impl.hpp
   opm/simulators/timestepping/AdaptiveTimeSteppingEbos.hpp
   opm/simulators/timestepping/ConvergenceReport.hpp
   opm/simulators/timestepping/TimeStepControl.hpp
diff --git a/compareECLFiles.cmake b/compareECLFiles.cmake
index 89c842752..d76bf6b0a 100755
--- a/compareECLFiles.cmake
+++ b/compareECLFiles.cmake
@@ -144,13 +144,11 @@ set(abs_tol 2e-2)
 set(rel_tol 1e-5)
 set(coarse_rel_tol 1e-2)
 
-foreach(SIM flow flow_legacy)
-  add_test_compareECLFiles(CASENAME spe1
-                           FILENAME SPE1CASE2
-                           SIMULATOR ${SIM}
-                           ABS_TOL ${abs_tol}
-                           REL_TOL ${coarse_rel_tol})
-endforeach()
+add_test_compareECLFiles(CASENAME spe1
+                         FILENAME SPE1CASE2
+                         SIMULATOR flow
+                         ABS_TOL ${abs_tol}
+                         REL_TOL ${coarse_rel_tol})
 
 add_test_compareECLFiles(CASENAME spe1_2p
                          FILENAME SPE1CASE2_2P
@@ -159,13 +157,6 @@ add_test_compareECLFiles(CASENAME spe1_2p
                          REL_TOL ${rel_tol}
                          DIR spe1)
 
-add_test_compareECLFiles(CASENAME spe1_2p
-                         FILENAME SPE1CASE2_2P
-                         SIMULATOR flow_legacy
-                         ABS_TOL ${abs_tol}
-                         REL_TOL ${coarse_rel_tol}
-                         DIR spe1)
-
 add_test_compareECLFiles(CASENAME spe1_oilgas
                          FILENAME SPE1CASE2_OILGAS
                          SIMULATOR flow
@@ -173,12 +164,6 @@ add_test_compareECLFiles(CASENAME spe1_oilgas
                          REL_TOL ${coarse_rel_tol}
                          DIR spe1)
 
-add_test_compareECLFiles(CASENAME spe1
-                         FILENAME SPE1CASE1
-                         SIMULATOR flow_sequential
-                         ABS_TOL ${abs_tol}
-                         REL_TOL ${rel_tol})
-
 add_test_compareECLFiles(CASENAME spe1
                          FILENAME SPE1CASE1
                          SIMULATOR flow
@@ -221,20 +206,11 @@ add_test_compareECLFiles(CASENAME spe3
                          REL_TOL ${coarse_rel_tol}
                          TEST_ARGS --tolerance-wells=1e-6 --flow-newton-max-iterations=20)
 
-add_test_compareECLFiles(CASENAME spe3
-                         FILENAME SPE3CASE1
-                         SIMULATOR flow_legacy
+add_test_compareECLFiles(CASENAME spe9
+                         FILENAME SPE9_CP_SHORT
+                         SIMULATOR flow 
                          ABS_TOL ${abs_tol}
-                         REL_TOL ${coarse_rel_tol}
-                         TEST_ARGS tolerance_wells=1e-6 max_iter=20)
-
-foreach(SIM flow flow_legacy)
-  add_test_compareECLFiles(CASENAME spe9
-                           FILENAME SPE9_CP_SHORT
-                           SIMULATOR ${SIM}
-                           ABS_TOL ${abs_tol}
-                           REL_TOL ${rel_tol})
-endforeach()
+                         REL_TOL ${rel_tol})
 
 add_test_compareECLFiles(CASENAME spe9group
                          FILENAME SPE9_CP_GROUP
@@ -310,18 +286,16 @@ opm_set_test_driver(${PROJECT_SOURCE_DIR}/tests/run-restart-regressionTest.sh ""
 # Cruder tolerances for the restarted tests
 set(abs_tol_restart 2e-1)
 set(rel_tol_restart 4e-5)
-foreach(sim flow flow_legacy)
-  add_test_compare_restarted_simulation(CASENAME spe1
-                                        FILENAME SPE1CASE2_ACTNUM
-                                        SIMULATOR ${sim}
-                                        ABS_TOL ${abs_tol_restart}
-                                        REL_TOL ${rel_tol_restart})
-  add_test_compare_restarted_simulation(CASENAME spe9
-                                        FILENAME SPE9_CP_SHORT
-                                        SIMULATOR ${sim}
-                                        ABS_TOL ${abs_tol_restart}
-                                        REL_TOL ${rel_tol_restart})
-endforeach()
+add_test_compare_restarted_simulation(CASENAME spe1
+                                      FILENAME SPE1CASE2_ACTNUM
+                                      SIMULATOR flow
+                                      ABS_TOL ${abs_tol_restart}
+                                      REL_TOL ${rel_tol_restart})
+add_test_compare_restarted_simulation(CASENAME spe9
+                                      FILENAME SPE9_CP_SHORT
+                                      SIMULATOR flow
+                                      ABS_TOL ${abs_tol_restart}
+                                      REL_TOL ${rel_tol_restart})
 
 # PORV test
 opm_set_test_driver(${PROJECT_SOURCE_DIR}/tests/run-porv-acceptanceTest.sh "")
@@ -336,15 +310,13 @@ add_test_compareECLFiles(CASENAME norne
 # Init tests
 opm_set_test_driver(${PROJECT_SOURCE_DIR}/tests/run-init-regressionTest.sh "")
 
-foreach(sim flow flow_legacy)
-  add_test_compareECLFiles(CASENAME norne
-                           FILENAME NORNE_ATW2013
-                           SIMULATOR ${sim}
-                           ABS_TOL ${abs_tol}
-                           REL_TOL ${rel_tol}
-                           PREFIX compareECLInitFiles
-                           DIR_PREFIX /init)
-endforeach()
+add_test_compareECLFiles(CASENAME norne
+                         FILENAME NORNE_ATW2013
+                         SIMULATOR flow
+                         ABS_TOL ${abs_tol}
+                         REL_TOL ${rel_tol}
+                         PREFIX compareECLInitFiles
+                         DIR_PREFIX /init)
 
 # Parallel tests
 if(MPI_FOUND)
diff --git a/debian/control b/debian/control
index 6e06929b1..0a15b72d5 100644
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@ Build-Depends: build-essential, debhelper (>= 9), libboost-filesystem-dev,
                libdune-common-dev, libdune-istl-dev, cmake, libtinyxml-dev, bc,
                libecl-dev, git, zlib1g-dev, libtool, doxygen,
                texlive-latex-extra, texlive-latex-recommended, ghostscript,
-               libopm-material-dev, libeigen3-dev,
+               libopm-material-dev,
                libboost-iostreams-dev, libopm-common-dev,
                libopm-grid-dev, libdune-grid-dev,
                libtrilinos-zoltan-dev, libopenmpi-dev, mpi-default-bin, libewoms-dev
diff --git a/opm-simulators-prereqs.cmake b/opm-simulators-prereqs.cmake
index c592be185..d2bb1557e 100644
--- a/opm-simulators-prereqs.cmake
+++ b/opm-simulators-prereqs.cmake
@@ -31,8 +31,6 @@ set (opm-simulators_DEPS
   "LAPACK REQUIRED"
   # Look for MPI support
   "MPI"
-  # PETSc numerical backend
-  "PETSc"
   # Tim Davis' SuiteSparse archive
   "SuiteSparse COMPONENTS umfpack"
   # SuperLU direct solver
@@ -42,8 +40,6 @@ set (opm-simulators_DEPS
   "opm-material REQUIRED"
   "opm-grid REQUIRED"
   "ewoms REQUIRED"
-  # Eigen
-  "Eigen3 3.2.0"
   )
 
 find_package_deps(opm-simulators)
diff --git a/redhat/opm-simulators.spec b/redhat/opm-simulators.spec
index 463731d76..2831d4a25 100644
--- a/redhat/opm-simulators.spec
+++ b/redhat/opm-simulators.spec
@@ -18,7 +18,7 @@ BuildRequires:  git suitesparse-devel doxygen bc devtoolset-6-toolchain
 BuildRequires:  opm-grid-devel opm-grid-openmpi-devel opm-grid-mpich-devel
 BuildRequires:  ewoms-devel ewoms-openmpi-devel ewoms-mpich-devel
 BuildRequires:  opm-material-devel opm-material-openmpi-devel opm-material-mpich-devel
-BuildRequires:  tinyxml-devel dune-istl-devel eigen3-devel ecl-devel zlib-devel
+BuildRequires:  tinyxml-devel dune-istl-devel ecl-devel zlib-devel
 BuildRequires:  openmpi-devel trilinos-openmpi-devel ptscotch-openmpi-devel scotch-devel
 BuildRequires:  mpich-devel trilinos-mpich-devel ptscotch-mpich-devel
 BuildRequires:  opm-common-devel opm-common-openmpi-devel opm-common-mpich-devel
diff --git a/tests/run-init-regressionTest.sh b/tests/run-init-regressionTest.sh
index 11d7643bd..d9457db20 100755
--- a/tests/run-init-regressionTest.sh
+++ b/tests/run-init-regressionTest.sh
@@ -20,11 +20,7 @@ TEST_ARGS="$@"
 rm -Rf  ${RESULT_PATH}
 mkdir -p ${RESULT_PATH}
 cd ${RESULT_PATH}
-if test "${EXE_NAME}" = "flow"; then
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --enable-dry-run=true --output-dir=${RESULT_PATH}
-else
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} enable-opm-rst-file=true nosim=true output_dir=${RESULT_PATH}
-fi
+${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --enable-dry-run=true --output-dir=${RESULT_PATH}
 cd ..
 
 ecode=0
diff --git a/tests/run-parallel-regressionTest.sh b/tests/run-parallel-regressionTest.sh
index 219116184..b6d6b052c 100755
--- a/tests/run-parallel-regressionTest.sh
+++ b/tests/run-parallel-regressionTest.sh
@@ -18,20 +18,12 @@ TEST_ARGS="$@"
 rm -Rf ${RESULT_PATH}
 mkdir -p ${RESULT_PATH}
 cd ${RESULT_PATH}
-if test "${EXE_NAME}" = "flow"; then
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-opm-rst-file=true --linear-solver-reduction=1e-7 --tolerance-cnv=5e-6 --tolerance-mb=1e-8 --output-dir=${RESULT_PATH}
-else
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA enable-opm-rst-file=true linear_solver_reduction=1e-7 tolerance_cnv=5e-6 tolerance_mb=1e-8 output_dir=${RESULT_PATH}
-fi
+${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-opm-rst-file=true --linear-solver-reduction=1e-7 --tolerance-cnv=5e-6 --tolerance-mb=1e-8 --output-dir=${RESULT_PATH}
 
 test $? -eq 0 || exit 1
 mkdir mpi
 cd mpi
-if test "${EXE_NAME}" = "flow"; then
-    mpirun -np 4 ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-opm-rst-file=true --linear-solver-reduction=1e-7 --tolerance-cnv=5e-6 --tolerance-mb=1e-8 --output-dir=${RESULT_PATH}/mpi
-else
-    mpirun -np 4 ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA enable-opm-rst-file=true linear_solver_reduction=1e-7 tolerance_cnv=5e-6 tolerance_mb=1e-8 output_dir=${RESULT_PATH}/mpi
-fi
+mpirun -np 4 ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-opm-rst-file=true --linear-solver-reduction=1e-7 --tolerance-cnv=5e-6 --tolerance-mb=1e-8 --output-dir=${RESULT_PATH}/mpi
 test $? -eq 0 || exit 1
 cd ..
 
diff --git a/tests/run-porv-acceptanceTest.sh b/tests/run-porv-acceptanceTest.sh
index 2f7f6ae82..458a41219 100755
--- a/tests/run-porv-acceptanceTest.sh
+++ b/tests/run-porv-acceptanceTest.sh
@@ -20,11 +20,7 @@ TEST_ARGS="$@"
 rm -Rf  ${RESULT_PATH}
 mkdir -p ${RESULT_PATH}
 cd ${RESULT_PATH}
-if test "${EXE_NAME}" = "flow"; then
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --enable-dry-run=true --output-dir=${RESULT_PATH}
-else
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} enable-opm-rst-file=true nosim=true output_dir=${RESULT_PATH}
-fi
+${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --enable-dry-run=true --output-dir=${RESULT_PATH}
 cd ..
 
 
diff --git a/tests/run-regressionTest.sh b/tests/run-regressionTest.sh
index 1ce66f9b4..5f8eea3d5 100755
--- a/tests/run-regressionTest.sh
+++ b/tests/run-regressionTest.sh
@@ -16,11 +16,7 @@ TEST_ARGS="$@"
 
 mkdir -p ${RESULT_PATH}
 cd ${RESULT_PATH}
-if test "${EXE_NAME}" = "flow"; then
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
-else
-    ${BINPATH}/${EXE_NAME} ${TEST_ARGS} enable-opm-rst-file=true output_dir=${RESULT_PATH}
-fi
+${BINPATH}/${EXE_NAME} ${TEST_ARGS} --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
 test $? -eq 0 || exit 1
 cd ..
 
diff --git a/tests/run-restart-regressionTest.sh b/tests/run-restart-regressionTest.sh
index e57597d08..aa39a3345 100755
--- a/tests/run-restart-regressionTest.sh
+++ b/tests/run-restart-regressionTest.sh
@@ -28,21 +28,13 @@ then
 else
   CMD_PREFIX=""
 fi
-if test "${EXE_NAME}" = "flow"; then
-    ${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-adaptive-time-stepping=false --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
-else
-    ${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA enable-opm-rst-file=true timestep.adaptive=false output_dir=${RESULT_PATH}
-fi
+ ${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${TEST_ARGS}.DATA --enable-adaptive-time-stepping=false --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
 
 test $? -eq 0 || exit 1
 
 ${OPM_PACK_COMMAND} -o ${BASE_NAME} ${TEST_ARGS}_RESTART.DATA
 
-if test "${EXE_NAME}" = "flow"; then
-    ${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${BASE_NAME} --enable-adaptive-time-stepping=false --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
-else
-    ${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${BASE_NAME} enable-opm-rst-file=true timestep.adaptive=false output_dir=${RESULT_PATH}
-fi
+${CMD_PREFIX} ${BINPATH}/${EXE_NAME} ${BASE_NAME} --enable-adaptive-time-stepping=false --enable-opm-rst-file=true --output-dir=${RESULT_PATH}
 test $? -eq 0 || exit 1
 
 ecode=0